round steak recipe

2 pounds round steak, cut into serving-sized pieces - 2 tablespoons olive oil - 1 large onion, thinly sliced - 2 cloves garlic, minced - 1 cup beef broth - 1/2 cup red wine (optional) - 1 can (14.5 ounces) diced tomatoes - 1 tablespoon Worcestershire sauce - 1 teaspoon dried thyme - 1 teaspoon dried rosemary - Salt and black pepper to taste - Fresh parsley, chopped (for garnish, optional)